1642036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 3187296

約数和(自身を除く): 1545260

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 268, 557, 737, 1114, 1474, 2228, 2948, 6127, 12254, 24508, 37319, 74638, 149276, 410509, 821018, 1642036]

約数ペア:

[(1, 1642036), (2, 821018), (4, 410509), (11, 149276), (22, 74638), (44, 37319), (67, 24508), (134, 12254), (268, 6127), (557, 2948), (737, 2228), (1114, 1474)]